# locust777



//函数练习20
#include<stdio.h>
#include<windows.h>
int main()
{
int Add(int x,int y);
int Max(int x,int y);
void change(int *x,int *y);

int a = 0;int b = 0;
scanf("%d%d",&a,&b);
printf("操作前：a = %d，b= %d\n",a,b);
printf("比较大的是：%d\n",Max(a,b));
printf("相加为：%d\n",Add(a,b));
change(&a,&b);
printf("交换后:a = %d,b = %d\n",a,b);

system("pause");
return 0;
}

int Add(int x,int y)
{
return x+y;
}

int Max(int x,int y)
{
return (x>y)?x:y;
}

void change(int *x,int *y)
{
int tmp = *x;
*x = *y;
*y = tmp;


}
